CONSOLIDATED STATEMENTS OF OPERATIONS (UNAUDITED) (USD $) In Thousands, except Per Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Interest income:
Interest and fees on loans	$ 47,340	$ 73,720	$ 99,920	$ 151,484
Investment securities	10,938	6,500	19,698	11,704
Federal Reserve Bank and Federal Home Loan Bank stock	339	493	735	1,076
Short-term investments	480	786	1,012	2,006
Total interest income	59,097	81,499	121,365	166,270
Interest expense:
Interest-bearing demand	271	361	578	727
Savings and money market	2,638	3,931	5,504	7,998
Time deposits of $100 or more	2,333	4,116	5,158	8,469
Other time deposits	3,778	6,638	8,223	13,863
Other borrowings	40	2,555	66	5,943
Subordinated debentures	3,366	3,200	6,668	6,300
Total interest expense	12,426	20,801	26,197	43,300
Net interest income	46,671	60,698	95,168	122,970
Provision for loan losses	23,000	83,000	33,000	125,000
Net interest income (loss) after provision for loan losses	23,671	(22,302)	62,168	(2,030)
Noninterest income:
Service charges on deposit accounts and customer service fees	10,033	10,702	19,736	20,914
Gain on loans sold and held for sale	1,022	2,320	1,408	3,240
Net gain on investment securities	590	555	1,117	555
Net loss on derivative instruments	(165)	(763)	(221)	(2,090)
Decrease in fair value of servicing rights	(1,880)	(2,115)	(2,369)	(2,864)
Loan servicing fees	2,100	2,296	4,369	4,558
Other	3,502	7,349	5,286	11,439
Total noninterest income	15,202	20,344	29,326	35,752
Noninterest expense:
Salaries and employee benefits	20,324	21,483	41,165	43,443
Occupancy, net of rental income	6,282	7,077	13,207	14,226
Furniture and equipment	3,247	3,742	6,476	7,539
Postage, printing and supplies	727	829	1,541	1,949
Information technology fees	6,612	7,023	13,108	14,396
Legal, examination and professional fees	3,219	2,930	6,282	6,384
Amortization of intangible assets	800	800	1,599	1,725
Advertising and business development	431	269	932	686
FDIC insurance	3,853	5,755	9,138	10,688
Write-downs and expenses on other real estate and repossessed assets	5,493	9,599	10,419	17,506
Other	6,291	6,573	12,258	13,462
Total noninterest expense	57,279	66,080	116,125	132,004
Loss from continuing operations before provision for income taxes	(18,406)	(68,038)	(24,631)	(98,282)
Provision for income taxes	72	48	124	153
Net loss from continuing operations, net of tax	(18,478)	(68,086)	(24,755)	(98,435)
Income from discontinued operations, net of tax	502	3,111	696	5,454
Net loss	(17,976)	(64,975)	(24,059)	(92,981)
Less: net loss attributable to noncontrolling interest in subsidiary	(927)	(27)	(862)	(464)
Net loss attributable to First Banks, Inc.	(17,049)	(64,948)	(23,197)	(92,517)
Preferred stock dividends declared and undeclared	4,447	4,217	8,835	8,378
Accretion of discount on preferred stock	864	843	1,719	1,676
Net loss available to common stockholders	$ (22,360)	$ (70,008)	$ (33,751)	$ (102,571)
Basic and diluted loss per common share from continuing operations (in dollars per share)	$ (966.22)	$ (3,090.27)	$ (1,455.83)	$ (4,565.55)
Basic and diluted earnings per common share from discontinued operations (in dollars per share)	$ 21.22	$ 131.48	$ 29.42	$ 230.51
Basic and diluted loss per common share (in dollars per share)	$ (945.00)	$ (2,958.79)	$ (1,426.41)	$ (4,335.04)
Weighted average shares of common stock outstanding (in shares)	23,661	23,661	23,661	23,661